Does the bible say that women can't cut their hair?

My wife is teaching our girls that it is a sin to cut their hair, ever. How do I refute this claim? Thank you.

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Recommended Reading:

Must women have long hair?
A Quick Ten-Step Refutation of Sola Scriptura by Dave Armstrong
Catholic Questions: Apologetics Backward by Mary Beth Kremski
According to Scripture by Tim Staples
Sola Scriptura is Unscriptural
The Complex Relationship between Scripture and Tradition by Jimmy Akin

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